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CAS No 1314-68-7 , trioxo(trioxorheniooxy)rhenium Search by region : Germany

  • Name: trioxo(trioxorheniooxy)rhenium
  • Synonyms: 1314-68-7;trioxo(trioxorheniooxy)rhenium; Dirhenium heptoxide; Rhenium oxide (Re2O7); Re2O7; trioxo-(trioxorheniooxy)rhenium;Rhenium(VII) oxide; Dirhenium heptaoxide;
  • CAS Registry Number:
  • Transport: UN 3260 8/PG 3
  • Melting Point: 220 °C(lit.)
  • Flash Point: °C
  • Boiling Point: 360 °C(lit.)
  • Density: 6.103 g/mL at 25 °C(lit.)
  • Safety Statements: Hazard Codes CRisk Statements 34Safety Statements 26-27-36/37/39-45RIDADR UN 3260 8/PG 3 WGK Germany 1 F 3-10-21HazardClass 5.1PackingGroup III
  • Hazard Symbols: C: Corrosive;
  • Flash Point: °C
  • EINECS: 215-241-9
  • Molecular Weight: 484.4098
  • InchiKey: NBGOSNNAAHDRLK-UHFFFAOYSA-N
  • InChI: InChI=1S/7O.2Re
  • Risk Statements: 34
  • Molecular Formula: O7Re2
  • Molecular Structure:CAS No:1314-68-7 trioxo(trioxorheniooxy)rhenium

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References of trioxo(trioxorheniooxy)rhenium
Title: Rhenium Heptoxide
CAS Registry Number: 1314-68-7
Synonyms: Dirhenium heptoxide
Molecular Formula: O7Re2
Molecular Weight: 484.41
Percent Composition: O 23.12%, Re 76.88%
Line Formula: Re2O7
Literature References: Prepd from rhenium metal or its lower oxides in a stream of air or oxygen at 400-425°: Noddack, Noddack, Naturwissenschaften 17, 93 (1929); Z. Anorg. Allg. Chem. 181, 1 (1929); 215, 129 (1933); Briscoe et al., Nature 129, 618 (1932); Melaven et al., Inorg. Synth. 3, 188 (1950). Crystal structure: Krebs et al., Chem. Commun. 1968, 263.
Properties: Canary-yellow, very deliquescent crystals. Begins to sublime at 250°. mp 300.3°; bp 360.3°: Smith et al., J. Am. Chem. Soc. 74, 4964 (1952). Freely sol in water, alcohol, ether, ethyl acetate, dioxane, pyridine. Readily absorbs water forming perrhenic acid, HReO4.
Melting point: mp 300.3°
Boiling point: bp 360.3°: Smith et al., J. Am. Chem. Soc. 74, 4964 (1952)